Number of Layers : 4-layer Base Material : FR-4 Board Thickness : 1.6mm Board Size : 250*250mm, or can be Customized Model Number : JH-MPCB-051 Type : Multilayer pcb Place of Origin : Guangdong, China Brand Name : JINHUA Copper Thickness : 1OZ Min. Hole Size : 0.15mm Min. Line Width : 3mil Min. Line Spacing : 3mil Surface Finishing : ENIG, or can be Customized Product name : 4 Layer pcb Keywords : 4L pcb factory Type : One-stop MOQ : 1pcs Testing Service : 100% AOI Testing Certificate : ISO/RoHS/IATF16949 Service : OEM multi layer pcb Services Provided Customize : Immersion gold pcb manufacturer Application : Consumer Electronics PCB Assembly process : DIP SMT PCB Assembly Packaging Details : Bubble package, EPE package, ESD Bag,Vacuum bag Port : Shenzhen Supply Ability : 60000 Piece/Pieces per Month